Vulnerability Details CVE-2021-3166
An issue was discovered on ASUS DSL-N14U-B1 1.1.2.3_805 devices. An attacker can upload arbitrary file content as a firmware update when the filename Settings_DSL-N14U-B1.trx is used. Once this file is loaded, shutdown measures on a wide range of services are triggered as if it were a real update, resulting in a persistent outage of those services.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.047
EPSS Ranking 89.0%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
Products affected by CVE-2021-3166
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cpe:2.3:h:asus:dsl-n14u_b1:-
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cpe:2.3:o:asus:dsl-n14u_b1_firmware:1.1.2.3_805